Bredeson, C. (2012). Weird but true space facts. Enslow Elementary.
Cita Chicago Style (17a ed.)Bredeson, Carmen. Weird but True Space Facts. Berkeley Heights, NJ: Enslow Elementary, 2012.
Cita MLA (8a ed.)Bredeson, Carmen. Weird but True Space Facts. Enslow Elementary, 2012.
Precaución: Estas citas no son 100% exactas.